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504744 — BOLT,U

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

504744: BOLT,U.

The BOLT,U is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, thread_class: 2A A, thread_length: 1.25 INCHES NOMINAL IN, style_designator: ROUND BEND, thread_direction: RIGHT-HAND, nominal_thread_diameter: 0.375 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-666-1738, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
504744
NSN: 5306-01-666-1738
FSC: 5306 — Bolts
CAGE: 71747 — CHICAGO HARDWARE AND FIXTURE COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
thread_class2A A
thread_length1.25 INCHES NOMINAL IN
style_designatorROUND BEND
thread_directionRIGHT-HAND
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
inside_distance_between_shanks2.25 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyROUND BEND U-BOLT
distance_from_inside_center_of_bend_to_bolt_end1.00 INCHES NOMINAL IN
NSN5306-01-666-1738
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 504744 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INSIDE DISTANCE BETWEEN SHANKS: 2.25 INCHES NOMINAL IN
•
THREAD LENGTH: 1.25 INCHES NOMINAL IN
•
DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END: 1.00 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND BEND
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
INSIDE DISTANCE BETWEEN SHANKS2.25 INCHES NOMINAL IN
THREAD LENGTH1.25 INCHES NOMINAL IN
DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END1.00 INCHES NOMINAL IN
STYLE DESIGNATORROUND BEND
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
PART NAME ASSIGNED BY CONTROLLING AGENCYROUND BEND U-BOLT
THREAD CLASS2A A
THREAD QUANTITY PER INCH16
MATERIALSTEEL COMP 304 OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 504744?
504744 is a BOLT,U.
What is the NSN for 504744?
504744 is cataloged in the U.S. Government catalog under NSN 5306-01-666-1738. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.